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swollow321(½ð±Ò+5, ·­ÒëEPI+1): ºÜºÃ ·Ç³£¸Ðл 2011-04-20 11:05:57
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Originally posted by swollow321 at 2011-04-20 09:59:08:
±¾ÎÄÖ÷ÒªÌÖÂÛÁ˺ÚÇúùµÄÖ¬·¾Ã¸ÔÚ²»Í¬ÈܼÁ¶ÔMannich·´Ó¦ËÙÂÊ£¬·´Ó¦²úÂÊ£¬¶ÔӳѡÔñÐÔµÄÓ°Ï졣ͨ¹ýʵÑéÑо¿µÃ³ö£¬ÈܼÁ²»Í¬·´Ó¦²úÂÊ£¬Á¢ÌåÑ¡ÔñÐÔÓ°Ïì½Ï´ó¡£1,4¶þÑõÁù»·²úÂÊ×îºÃ£¬µ«ÔÚÒÒëæÖÐÁ¢ÌåÑ¡ÔñÐÔ×îºÃ¡£

This article mainly discussed effects of different solvents on Mannich reaction rate¡¢yield rate and enantioselective of lipase of Aspergillus sp.. Experimental results indicate that reaction rate and stereoselective are influenced by  different solvents. when dissolved in  1,4-dioxane, the yield rate of lipase of Aspergillus sp.is the highest. when dissolved in acetonitrile, stereoselective is best.

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